te

In a sentence

• Te dzieci są bardzo radosne.

  These children are very cheerful.

  In this sentence, 'te' is used as a demonstrative pronoun to point to a specific group of children.

• Zjem te jabłka, które mi przyniosłeś.

  I will eat these apples that you brought me.

  Here, 'te' is used as a determiner to specify which apples the speaker is referring to.

• Te dni są jednymi z najpiękniejszych w moim życiu.

  These days are some of the most beautiful in my life.

  In this instance, 'te' acts as a modifier to indicate particular days that hold special meaning to the speaker.